docs: def vector_tile(self, level, row, column, out_folder=None):
          """This resource represents a single vector tile for the map. The
          bytes for the tile at the specified level, row and column are
          returned in PBF format. If a tile is not found, an HTTP status code
          of 404 (Not found) is returned."""
          url = "{url}/tile/{level}/{row}/{column}.pdf".format(url=self._url,
                                                               level=level,
                                                               row=row,
                                                               column=column)
          params = {}
          if out_folder is None:
              out_folder = tempfile.gettempdir()
          return self._get(url=url,
                           param_dict=params,
                           out_folder=out_folder,
                           securityHandler=self._securityHandler,
                           proxy_port=self._proxy_port,
                           proxy_url=self._proxy_host)